Yeah, all a heavy sword does is tire out the person carrying it. Source: binge-watching Forged in Fire, where the lighter sword usually wins the competition.
^^^^ this
Also "face" should probably be "vase" in the first panel of page four. You know, the giant panel that shows a picture of a vase. Though I guess Melty's face is in it too.
The official LN translation I follow used “gigolo” instead of “swallow” here (chapter 80). It’s a shame this translation bungled what would have been a hilarious first meeting.
I have no idea why they added this to the manga. The WN has nothing about the channel crashing the web or disrupting communications. It just gets a lot of views and he's happy his video is popular enough to monetize.
Granddaughter cowgirl adventurer, though, is exactly as I pictured.